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Summary of Significant Accounting Policies (Policies)	3 Months Ended
Summary of Significant Accounting Policies (Policies)	Mar. 31, 2012
Summary of Significant Accounting Policies [Abstract]
Recent accounting prounouncements	No accounting pronouncements adopted during the three months ended March 31, 2012 had a material impact on the Company's consolidated financial statements. No new accounting pronouncements issued during the three months ended March 31, 2012 but not yet adopted are expected to have a material impact on the Company's consolidated financial statements.